uTools-Manuals/docs/php/curl_strerror.html
2019-04-28 19:00:34 +08:00

94 lines
5.3 KiB
HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>返回错误代码的字符串描述</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.curl-strerror" class="refentry">
<div class="refnamediv">
<h1 class="refname">curl_strerror</h1>
<p class="verinfo">(PHP 5 &gt;= 5.5.0, PHP 7)</p><p class="refpurpose"><span class="refname">curl_strerror</span> &mdash; <span class="dc-title">返回错误代码的字符串描述</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.curl-strerror-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>curl_strerror</strong></span>
( <span class="methodparam"><span class="type">int</span> <code class="parameter">$errornum</code></span>
) : <span class="type">string</span></div>
<p class="para rdfs-comment">
返回文本错误信息,解释了指定的错误代码。
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.curl-strerror-parameters">
<h3 class="title">参数</h3>
<dl>
<dt>
<code class="parameter">errornum</code></dt>
<dd>
<p class="para">
<a href="http://curl.haxx.se/libcurl/c/libcurl_errors.html" class="link external">&raquo;&nbsp;cURL 错误代码</a>中的常量之一。
</p>
</dd>
</dl>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.curl-strerror-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
返回错误信息描述,无效的错误代码返回 <strong><code>NULL</code></strong>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.curl-strerror-examples">
<h3 class="title">范例</h3>
<p class="para">
<div class="example" id="example-5257">
<p><strong>Example #1 <span class="function"><a href="curl_errno.html" class="function">curl_errno()</a></span> 函数的范例:</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">//&nbsp;Create&nbsp;a&nbsp;curl&nbsp;handle&nbsp;with&nbsp;a&nbsp;mispelled&nbsp;protocol&nbsp;in&nbsp;URL<br /></span><span style="color: #0000BB">$ch&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">curl_init</span><span style="color: #007700">(</span><span style="color: #DD0000">"htp://example.com/"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Send&nbsp;request<br /></span><span style="color: #0000BB">curl_exec</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Check&nbsp;for&nbsp;errors&nbsp;and&nbsp;display&nbsp;the&nbsp;error&nbsp;message<br /></span><span style="color: #007700">if(</span><span style="color: #0000BB">$errno&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">curl_errno</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">))&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$error_message&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">curl_strerror</span><span style="color: #007700">(</span><span style="color: #0000BB">$errno</span><span style="color: #007700">);<br />&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"cURL&nbsp;error&nbsp;(</span><span style="color: #007700">{</span><span style="color: #0000BB">$errno</span><span style="color: #007700">}</span><span style="color: #DD0000">):\n&nbsp;</span><span style="color: #007700">{</span><span style="color: #0000BB">$error_message</span><span style="color: #007700">}</span><span style="color: #DD0000">"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">//&nbsp;Close&nbsp;the&nbsp;handle<br /></span><span style="color: #0000BB">curl_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$ch</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
<div class="example-contents"><p>以上例程会输出:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
cURL error (1):
Unsupported protocol
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.curl-strerror-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="curl_errno.html" class="function" rel="rdfs-seeAlso">curl_errno()</a> - 返回最后一次的错误代码</span></li>
<li class="member"><span class="function"><a href="curl_error.html" class="function" rel="rdfs-seeAlso">curl_error()</a> - 返回当前会话最后一次错误的字符串</span></li>
<li class="member"><a href="http://curl.haxx.se/libcurl/c/libcurl_errors.html" class="link external">&raquo;&nbsp;Curl error codes</a></li>
</ul>
</p>
</div>
</div></div></div></body></html>